NASDAQ:GH Guardant Health (GH) Stock Price, News & Analysis $162.59 +4.71 (+2.98%) Closing price 10/20/2026 04:00 PM EasternExtended Trading$163.00 +0.41 (+0.25%) As of 04:03 AM Eastern Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Massive. Learn more. Add Compare Share Share Stock Analysis Stock AnalysisAnalyst ForecastsChartCompetitorsEarningsFDA EventsFinancialsInsider TradesNews and TrendsOptions ChainOwnershipSEC FilingsShort Interest About Guardant Health Stock (NASDAQ:GH) View Price History Chart DataSkip Price History Chart 1 Day 5 Days 30 Days 90 Days 1 Year Advanced 1 Day 1 Day 5 Days 30 Days 90 Days 1 Year Advanced Show volume Show extended hours Get Guardant Health alerts:Sign Up Key Stats Today's Range$155.07▼$163.5750-Day Range$157.21▼$187.2252-Week Range$66.59▼$191.05Volume1.31 million shsAverage Volume1.79 million shsMarket Capitalization$21.82 billionP/E RatioN/ADividend YieldN/APrice Target$190.00Consensus RatingModerate Buy Company Overview Guardant Health, Inc. (NASDAQ:GH) is a precision oncology company that develops blood-based tests and data solutions designed to help detect cancer, guide treatment decisions and monitor patients over time. Its technologies analyze circulating tumor DNA and other molecular information from blood samples, supporting more accessible and less invasive alternatives to some tissue-based testing approaches. The company’s products include Guardant360, which helps identify genomic alterations in advanced cancers and may inform targeted treatment selection; Guardant360 Response, designed to assess a patient’s response to therapy; and Guardant Reveal, which is used to detect minimal residual disease and recurrence risk in certain cancers. Guardant Health also offers Shield, a blood-based screening test for colorectal cancer, as well as data and software services for biopharmaceutical companies conducting research and developing oncology treatments. Guardant Health was founded in 2012 by Helmy Eltoukhy and AmirAli Talasaz and is headquartered in Palo Alto, California. The company serves healthcare providers, patients, biopharmaceutical companies and researchers, primarily in the United States, while also supporting cancer testing and research activities in international markets. Its leadership includes co-founder AmirAli Talasaz, who has served as chief executive officer, and co-founder Helmy Eltoukhy, who has held senior leadership and board roles.AI Generated. May Contain Errors. Read More Guardant Health Stock Analysis - MarketRank™See Top-Rated MarketRank™ Stocks59th Percentile Overall ScoreGH MarketRank™: 2.961204013375 of 5 starsGuardant Health scored higher than 59% of companies evaluated by MarketBeat, and ranked 356th out of 902 stocks in the healthcare sector. Scores are calculated by averaging available category scores, with extra weight given to analysis and valuation. Analyst's Opinion3.8 / 5Analyst RatingModerate Buy Consensus RatingGuardant Health has received a consensus rating of Moderate Buy. The company's average rating score is 2.96, and is based on 1 strong buy rating, 23 buy ratings, no hold ratings, and 1 sell rating.Upside PotentialGuardant Health has a consensus price target of $190.00, representing about 16.9% upside from its current price of $162.59.Amount of Analyst CoverageGuardant Health has been the subject of 16 research reports in the past 90 days, demonstrating strong analyst interest in this stock.Read more about Guardant Health's stock forecast and price target. Earnings and Valuation0.6 / 5Proj. Earnings GrowthGrowing Earnings GrowthEarnings for Guardant Health are expected to grow in the coming year, from ($3.02) to ($2.06) per share.Price to Earnings Ratio vs. the MarketThe P/E ratio of Guardant Health is -46.59, which means that its earnings are negative and its P/E ratio cannot be compared to companies with positive earnings.Price to Earnings Ratio vs. SectorThe P/E ratio of Guardant Health is -46.59, which means that its earnings are negative and its P/E ratio cannot be compared to companies with positive earnings.Read more about Guardant Health's valuation and earnings. Short Interest1.0 / 5Short Interest LevelBearish Percentage of Shares Shorted9.41% of the float of Guardant Health has been sold short.Short Interest Ratio / Days to CoverGuardant Health has a short interest ratio ("days to cover") of 6.2.Change versus previous monthShort interest in Guardant Health has recently increased by 8.14%, indicating that investor sentiment is decreasing significantly. Dividend0.0 / 5Dividend StrengthN/A Dividend YieldGuardant Health does not currently pay a dividend.Dividend GrowthGuardant Health does not have a long track record of dividend growth. News and Social Media4.1 / 5News Sentiment0.57 News SentimentGuardant Health has a news sentiment score of 0.57. This score is calculated as an average of sentiment of articles about the company over the last seven days and ranges from 2 (good news) to -2 (bad news). This is a higher news sentiment than the 0.46 average news sentiment score of Healthcare companies.News Coverage This WeekMarketBeat has tracked 20 news articles for Guardant Health this week, compared to 8 articles on an average week.Search Interest16 people have searched for GH on MarketBeat in the last 30 days. This is an increase of 7% compared to the previous 30 days.MarketBeat Follows17 people have added Guardant Health to their MarketBeat watchlist in the last 30 days. This is an increase of 325% compared to the previous 30 days. Company Ownership1.6 / 5Insider TradingSelling Shares Insider Buying vs. Insider SellingIn the past three months, Guardant Health insiders have sold more of their company's stock than they have bought. Specifically, they have bought $0.00 in company stock and sold $30,070,911.00 in company stock.Percentage Held by Insiders5.60% of the stock of Guardant Health is held by insiders.Percentage Held by Institutions92.60% of the stock of Guardant Health is held by institutions. High institutional ownership can be a signal of strong market trust in this company.Read more about Guardant Health's insider trading history. Receive GH Stock News and Ratings via Email Sign-up to receive the latest news and ratings for Guardant Health and its competitors with MarketBeat's FREE daily newsletter. 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GH Stock News HeadlinesGuardant Health Highlights Broad Liquid Biopsy Research Portfolio at ESMO Congress 2026October 20 at 2:18 PM | marketscreener.comMGuardant Health (GH) Wins a New Breast Cancer Role. Can Its Growth Justify the Price?October 20 at 12:51 PM | insidermonkey.comLouis Navellier: My #1 AI stock for 2026 (name & ticker inside)Louis Navellier's Stock Grader system helped him flag Nvidia before its 82,000% run and has identified the top S&P 500 stock for 12 years running—and today, he's giving away his #1 AI stock pick for 2026, free. This company's sales are up 28% year over year, it holds over 30,000 patents in wireless and video technology, and it just earned an A-rating in his proprietary Stock Grader system that has cost him $9 million to build and maintain. | InvestorPlace (Ad)Guardant Health (NASDAQ:GH) Director Musa Tariq Sells 116 Shares of StockOctober 20 at 4:38 AM | americanbankingnews.comGuardant Health (NASDAQ:GH) Director Musa Tariq Sells 116 Shares of Company StockOctober 20 at 4:37 AM | insidertrades.comThe AI Trade Just Moved Into Your Bloodstream, and 4 Healthcare Stocks Are Winning (GH)AI-driven "biointelligence" is reshaping healthcare investing, with Guardant Health, Illumina, Eli Lilly and Moderna emerging as key stocks as data-driven testing, sequencing and therapies compound.October 19 at 10:30 AM | marketbeat.comGuardant Health: Growth Remains Too Expensive, Reiterate HoldOctober 19 at 9:24 AM | seekingalpha.comInsider Selling: Guardant Health (NASDAQ:GH) Director Sells 69 Shares of Company StockOctober 16, 2026 | insidertrades.comSee More Headlines GH Stock Analysis - Frequently Asked Questions How have GH shares performed this year? Guardant Health's stock was trading at $102.14 on January 1st, 2026. Since then, GH stock has increased by 59.2% and is now trading at $162.59. How were Guardant Health's earnings last quarter? Guardant Health, Inc. (NASDAQ:GH) released its quarterly earnings results on Thursday, July, 30th. The company reported ($0.42) EPS for the quarter, topping analysts' consensus estimates of ($0.76) by $0.34. Guardant Health's quarterly revenue was up 44.3% compared to the same quarter last year. Read the conference call transcript. When did Guardant Health IPO? Guardant Health (GH) raised $200 million in an initial public offering on Thursday, October 4th 2018. The company issued 12,500,000 shares at a price of $15.00-$17.00 per share. J.P. Morgan and BofA Merrill Lynch acted as the underwriters for the IPO and Cowen, Leerink Partners and William Blair were co-managers. Who are Guardant Health's major shareholders? Guardant Health's top institutional investors include TD Waterhouse Canada Inc. (0.03%), Triasima Portfolio Management inc. (0.03%), Krilogy Financial LLC (0.02%) and MRA Advisory Group (0.01%). Insiders that own company stock include Helmy Eltoukhy, Darya Chudova, Chris Freeman, Michael Brian Bell, Amirali Talasaz, John G Saia, Terilyn J Monroe, Myrtle S Potter, Kumud Kalia, Musa Tariq, Meghan V Joyce, Steve E Krognes, Medina Manuel Hidalgo, Ian T Clark and Alex M Azar II. View institutional ownership trends. How do I buy shares of Guardant Health? Shares of GH stock can be purchased through any online brokerage account. Popular online brokerages with access to the U.S. stock market include Charles Schwab, E*TRADE, Fidelity, and Vanguard Brokerage Services. What other stocks do shareholders of Guardant Health own? Based on aggregate information from My MarketBeat watchlists, some other companies that Guardant Health investors own include NVIDIA (NVDA), Shopify (SHOP), Trade Desk (TTD), Advanced Micro Devices (AMD), Micron Technology (MU), Tesla (TSLA) and Twilio (TWLO). Company Calendar Last Earnings7/30/2026Today10/20/2026Next Earnings (Confirmed)11/05/2026Fiscal Year End12/31/2026Get Stock Alerts Health Indicator TradeSmith's Health IndicatorA long-term volatility-based measure designed for securities held 12 months or longer.Green: Strong and healthy uptrend with normal pullbacks.Yellow: Significant pullback but still within expected volatility.Red: Dropped beyond expected volatility; considered unhealthy. Green Zone (5m+) 1-Year History Oct 25 Jan 26 Apr 26 Jul 26 Oct 26 GH's financial health is in the Green zone, according to TradeSmith. GH has been in this zone for over 5 months. Industry, Sector and Symbol Stock ExchangeNASDAQ SectorHealthcare Industry Healthcare Providers & Services Sub-IndustryHealthcare Services Current SymbolNASDAQ:GH CIK1576280 Webwww.guardanthealth.com Phone(855) 698-8887Fax888-974-4258Employees2,506Year Founded2012Price Target and Rating Average Price Target for Guardant Health$190.00 High Price Target$225.00 Low Price Target$120.00 Potential Upside/Downside+16.9%Consensus RatingModerate Buy Rating Score (0-4)2.96 Research Coverage25 Analysts Profitability EPS (Trailing Twelve Months)($3.49) Trailing P/E RatioN/A Forward P/E RatioN/A P/E GrowthN/ANet Income-$416.28 million Net Margins-38.33% Pretax Margin-38.41% Return on EquityN/A Return on Assets-25.40% Debt Debt-to-Equity RatioN/A Current Ratio4.03 Quick Ratio3.71 Sales & Book Value Annual Sales$982.02 million Price / Sales22.22 Cash FlowN/A Price / Cash FlowN/A Book Value($0.79) per share Price / Book-205.81Miscellaneous Outstanding Shares134,200,000Free Float126,681,000Market Cap$21.82 billion OptionableOptionable Beta1.58 Social Links The Infrastructure's Backbone: 10 Stocks Powering the AI BuildoutThe AI boom extends far beyond the biggest tech names. Discover 10 companies supplying the memory, storage, networking, semiconductor manufacturing, and power infrastructure that make AI possible. Learn where the next wave of AI investment opportunities may emerge—and the key risks investors should watch as the global AI buildout accelerates.Get This Free Report This page (NASDAQ:GH) was last updated on 10/20/2026 by MarketBeat.com Staff. From Our PartnersTicker Revealed: Pre-IPO Access to "Next Elon Musk" CompanyWe’ve found The Next Elon Musk… and what we believe to be the next Tesla. It’s already racked up $26 billi...Banyan Hill Publishing | SponsoredALERT: Drop these 5 stocks before the market opens tomorrow!The Wall Street Journal is already raising the alarm about a potential market crash, and Weiss Ratings researc...Weiss Ratings | SponsoredThe $15 Gold Fund That Pays Up to $1,152/MonthGold is hitting record highs, but most investors are leaving income on the table. 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